package day7;

/**
 * @author oldliu
 * @since 1.0
 */
public class Arr1 {
    public static void main(String[] args) {
        int []a=new int[20];
        a[0]=100;
        a[1]=66;
        a[2]=88;
         System.out.println(a[0]);
         System.out.println(a[19]);
         int i=a[1];//数组的第二个值给i
        System.out.println(i);

        //System.out.println(a);
//        int []ar=new int[2100000000];
//        System.out.println(ar);
    }
}
